AudioVisualizer

A modern WinUI 3 audio visualizer control that displays real-time audio visualization using FFT (Fast Fourier Transform) analysis. Perfect for media players, audio applications, and entertainment software on Windows.

Features

• 🎵 Real-time audio visualization with 16-band FFT analysis
• 🎨 Customizable colors and brushes via WinUI theme resources
• ⚡ Smooth animations using Win2D rendering
• 📱 Responsive design that adapts to any container size
• 🔊 System audio loopback capture support
• 💻 Built for WinUI 3 on Windows 10+

Requirements

• Windows 10.0.17763 or later
• .NET 8.0 or later

Installation

Nuget: https://www.nuget.org/packages/AudioVisualizer

Install via NuGet Package Manager:

dotnet add package AudioVisualizer --version 1.0.0

Or via Package Manager Console:

Install-Package AudioVisualizer -Version 1.0.0

Current stable version: 1.0.0

Quick Start

Add the visualizer to your XAML page:

<Page
    xmlns:local="using:AudioVisualizer"
    ...>
    <Grid>
        <local:AudioVisualizer 
            VisualizerBackgroundBrush="{ThemeResource CardBackgroundFillColorDefaultBrush}"
            VisualizerBarsBrush="{ThemeResource AccentFillColorDefaultBrush}" />
    </Grid>
</Page>

The visualizer will automatically capture system audio and display the real-time visualization.

Customization

You can customize the colors by providing WinUI theme resources:

• VisualizerBackgroundBrush - Background color of the visualization area
• VisualizerBarsBrush - Color of the frequency bars

Example:

<local:AudioVisualizer 
    VisualizerBackgroundBrush="Black"
    VisualizerBarsBrush="Cyan" />

License

This project is licensed under the MIT License - see the LICENSE file for details.